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Carat Hunter · Where to buy diamonds

Where to buy a 1ct natural marquise diamond

Every retailer in our index stocking this size and shape, 69 of them, across 21,363 live listings.

Updated September 21, 2026 · Independent. Zero affiliate revenue.

The market at this size and shape

Active listings

21,363

Retailers carrying

69

Median active price

A$4,218

Grade combinations

32

Certificate mix:GIA 16,937 · IGI 1,622 · HRD 212

What it actually costs

Lower 10% A$2,279Median A$4,218Upper 10% A$7,877

Middle half sell between A$3,085 to A$5,934

Certificated stones with a live price only, 9,709 of them. Each contributes its best available price.

The same stone, priced differently

Typical spread

65%

Typical difference

A$2,165

Stones compared

6,246

Across 6,246 stones of this size and shape carried by more than one retailer, the dearest listing sits 65% above the cheapest for the identical certificated diamond, a typical gap of A$2,165. That gap is what comparing before you buy avoids.

Every retailer that stocks this spec

Ranked by active inventory count. Selection is mechanical, not editorial.

  5. 5

    MOH London

    838 in stock
    United Kingdom
Show 15 more retailers

Stock counts are updated daily. Founded, return window and shipping details are retailer-provided and were last verified June 15, 2026.

3 of the 25 retailers ship to Australia. 22 do not.

Narrow it down by grade

Each combination below has its own page with the retailers that stock exactly that grade.

D VS21,538 · 56rG VS21,379 · 53rD VS11,304 · 56rF VS21,282 · 59rI VS21,167 · 54rH VS21,147 · 54rG VS11,069 · 56rE VS21,024 · 60rF VS1960 · 58rD VVS1876 · 54rH VS1874 · 55rI VS1848 · 51rG VVS2800 · 55rE VS1714 · 58rD IF600 · 53rD VVS2586 · 55rH VVS2534 · 52rI VVS2469 · 47rF VVS2461 · 58rE VVS1438 · 50rE VVS2397 · 45rI VVS1390 · 48rH VVS1379 · 51rI IF343 · 41rF VVS1337 · 54rG VVS1296 · 46rH IF264 · 45rD FL258 · 39rG IF256 · 45rE IF206 · 41rF IF131 · 33rE FL31 · 22r

Stones at this spec now

Live examples carried by more than one retailer, so the comparison is real. Prices shown in USD.

What this spec means

  • Marquise: a pointed-end ellipse that faces up large for its carat.
  • Natural: mined diamonds with the certification, provenance and resale profile traditional buyers expect.

Frequently asked

How much do retailers differ on the same diamond?

Across 6,246 identical stones carried by more than one retailer, the typical gap between the cheapest and dearest listing is 65%, about A$2,165.

Can I see retailers for one exact grade?

Yes. Each of the 32 colour and clarity combinations above has its own page listing the retailers that stock exactly that grade.

Does Carat Hunter earn commission from these retailers?

No. We earn zero affiliate revenue from any retailer in our index.

How fresh is this data?

Live listings refresh daily. Static facts about each retailer refresh weekly.

How is the retailer ranking calculated?

Strictly by active inventory count for this exact spec. The retailer carrying the most stones at the spec ranks first. There is no editorial input, weighting or affiliate consideration.

Why do you not show per-retailer prices on this page?

Prices vary per stone, not per store. Click through to any matched diamond and you will see every retailer's price on the exact same physical stone, which is the meaningful comparison.

Where to Buy 1ct Natural Marquise Diamonds | Carat Hunter